Engine Removal - Toro Groundsmaster 3500 30807 Service Manual

Engine Removal

1. Park machine on a level surface, lower cutting units,
stop engine, engage parking brake, and remove key
from the ignition switch.
2. Open and remove engine hood from the machine.
Slide seat all the way forward.
3. Disconnect air hose from the air cleaner and
Remove air cleaner from the engine.
4. Disconnect both battery cables at the battery.
5. Remove muffler assembly (see Muffler Removal in
this chapter).
6. Place a suitable container under the radiator/hy-
draulic fluid cooler to collect the coolant. Open drain−
cock valve, and completely drain the radiator.
7. Disconnect following hoses from the radiator/hy-
draulic fluid cooler:
A. Upper radiator hose to the water pump.
B. Lower radiator hose to the coolant inlet tube at
engine.
C. Coolant hose to the expansion tank.
8. Remove expansion tank from bracket on fan shroud.
9. Remove both fan shrouds from radiator assembly.
10.Disconnect wire harness and electrical wires at the
following locations:
A. Positive (+) cable from battery
B. Fusible link harness at starter
C. Connector at battery B+ terminal
D. Wire harness and frame grounds
E. O2 sensor
F. Two connections at alternator
G. Engine electronic control unit (ECU)
Groundsmaster 3500−G
1
radiator.
1. Alternator
11. Note the locations and remove any cable ties secur-
ing the wire harness to the engine. Connect hoist or lift
to the front and rear lift tabs.
12.Disconnect fuel hoses at engine from fuel pump and
from carbon canister.
13.Remove traction control cable from the neutral arm
assembly on the piston pump. Remove all hydraulic
hoses from the piston and gear pumps (see Piston
Pump Removal in Chapter 5− Hydraulic System in this
manual).
Make sure lift or hoist can support the total
weight of the engine before removing the cap
screws from the engine and engine brackets.
14.Remove hex nuts, cap screws, and washers from the
center of the three engine mounts.
One person should operate lift or hoist while the
other person guides the engine out of the ma-
chine.
Page 4 − 17
2
Figure 13
2. Harness connections
CAUTION
CAUTION
Kubota Gasoline Engine